The Paris Prefecture of Police revealed the local fisherman's catch in its newsletter Tuesday. According to the report, police were skeptical when the man notified the department of his unusual find in the Seine on Friday and asked him to send in photos or bring in the fish.

The creature was later identified as a pacu based on its human-like teeth.

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Native to South America, the pacu is known for its powerful jaw and fondness for nuts -- not just the ones in the nether region. The toothy fish may even grow to weigh up to 55 pounds.

The French fisherman's find is a rare catch since the pacu is not often spotted, let alone reeled in.

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Pacu, Testicle-Biting Fish, Caught Near Paris In The Seine

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This image from television provided by Metro Fire Sacramento shows a horse stuck in an outdoor bathtub prior to being rescued by firefighters Wednesday Feb. 4, 2015. The horse, named Phantom, was stuck in the bathtub for about 25 minutes. Her owner saw the horse fall and called the fire department. Phantom, a Palomino/Appaloosa mix, was not injured. (AP Photo/Metro Fire Sacramento)